nanoHUB-U: Fundamentals of Atomic Force Microscopy, Part 1: Fundamental Aspects of AFM
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closeWeek 1: Tip-Surface Interactions (Non-Contact)
Lectures
- L1.1: Tip-Surface Interactions (Non-Contact) - IntraMolecular Interactions
- L1.2: Tip-Surface Interactions (Non-Contact) - Electric Dipoles
- L1.3: Tip-Surface Interactions (Non-Contact) - InterMolecular Interactions: Physical Models
- L1.4: Tip-Surface Interactions (Non-Contact) - InterMolecular Interactions: Ion-Dipoles
- L1.5: Tip-Surface Interactions (Non-Contact) - InterMolecular Interactions: Keesom Force
- L1.6: Tip-Surface Interactions (Non-Contact) - InterMolecular Interactions: Dispersion Force
Homework
- Week 1 homework
- Tutorial 1.1: Tip-Surface Interactions (Non-Contact) - Ion-Ion Interaction
- Tutorial 1.2: Tip-Surface Interactions (Non-Contact) - Dipole-Dipole Interaction
- Tutorial 1.3: Tip-Surface Interactions (Non-Contact) - Simple Model for Chemical Bond
- Tutorial 1.4: Tip-Surface Interactions (Non-Contact) - Dipole Moment of Molecule
Exam
Week 2: Tip-Surface Interactions (Contact)
Lectures
- L2.1: Tip-Surface Interactions (Contact) - Hamaker
- L2.2: Tip-Surface Interactions (Contact) - Surface Energies
- L2.3: Tip-Surface Interactions (Contact) - Dejaugin Approximation
- L2.4: Tip-Surface Interactions (Contact) - Elasticity of Materials
- L2.5: Tip-Surface Interactions (Contact) - Contact Mechanics
- L2.6: Tip-Surface Interactions (Contact) - Hertz, JKR, DMT
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Homework
- Week 2 homework
- Tutorial 2.1: Tip-Surface Interactions (Contact) - Magnitude of vdW Force
- Tutorial 2.2: Tip-Surface Interactions (Contact) - Surface Energies
- Tutorial 2.3: Tip-Surface Interactions (Contact) - The Derjaguin Approximation
- Tutorial 2.4: Tip-Surface Interactions (Contact) - Hertz Contact Mechanics
Exam
Week 3: AFM - The Instrument
Lectures
- L3.1: AFM - The Instrument - Tip-Sample Interactions: The Water Meniscus
- L3.2: AFM - The Instrument - Tip-Sample Interactions: Introduction to VEDA
- L3.3: AFM - The Instrument - AFM Components
- L3.4: AFM - The Instrument - AFM Calibrations
- L3.5: AFM - The Instrument - Contact Mode Scans
- L3.6: AFM - The Instrument - The AFM as a System
Homework
- Week 3 Homework
- Tutorial 3.1: AFM-The Instrument - Condensed Water between the Tip and Substrate
- Tutorial 3.2: AFM-The Instrument - VEDA Simulation of a Hertz Contact
- Tutorial 3.3: AFM-The Instrument - The Spring Constant of a Rectangular Microcantilever
- Tutorial 3.4: AFM-The Instrument - A Question about Floor Vibration
- Tutorial 3.5: AFM-The Instrument - VEDA Simulation of a DMT Contact
Exam
Week 4: Force Spectroscopy
Lectures
- L4.1: Force Spectroscopy - Cantilever Mechanics/The Force Sensor
- L4.2: Force Spectroscopy - The Approach Curve
- L4.3: Force Spectroscopy - Jump to Contact
- L4.4: Force Spectroscopy - Processing Force Curves
- L4.5: Force Spectroscopy - Modulus and Adhesion Maps
- L4.6: Force Spectroscopy - Lateral Force Microscopy (LFM)
Homework
- Week 4 Homework
- Tutorial 4.1: Force Spectroscopy - Specifying the Dimensions of a Microcantilever
- Tutorial 4.2: Force Spectroscopy - Measuring the Hamaker Constant
- Tutorial 4.3: Force Spectroscopy - Force vs. Distance Experiment
Exam
Week 5: Contact Mode Imaging
Lectures
- L5.1: Computer Simulations using VEDA - Force-Distance Simulations I
- L5.2: Computer Simulations using VEDA - Force-Distance Simulations II
- L5.3: Computer Simulations using VEDA - Contact Mode Scanning Simulations I
- L5.4: Computer Simulations using VEDA - Contact Mode Scanning Simulations II
- L5.5: Computer Simulations using VEDA - Contact Mode Feedback Simulations
- L5.6: Computer Simulations using VEDA - Image Artifacts
Homework
- Week 5 Homework
- Tutorial 5.1: Computer Simulations using VEDA - Does the Tip Radius Change during an AFM Experiment
- Tutorial 5.2: Computer Simulations using VEDA - Depth of a Hole in a Flat Substrate
- T5.3: Computer Simulations using VEDA - Error Maps in Contact Mode AFM
- Tutorial 5.4: Computer Simulations using VEDA - Approach-Retract using JKR Contact Model
Exam
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Exam
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